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The lines 2x + y -1=0, ax+ 3y-3=0 and 3x...

The lines `2x + y -1=0`, `ax+ 3y-3=0` and `3x + 2y -2=0` are concurrent for -

A

all a

B

a = 4 only

C

`- 1 le a le 3`

D

`a gt 0` only

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The correct Answer is:
A
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